The Pipe,exhaust, cataloged under National Stock Number 2990-01-187-2332, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Cummins Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-01-187-2332 |
| Primary Part Number | 7435242-5 |
| Item Name | Pipe,exhaust |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Cummins Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 7435242-5 PRIMARY | Cummins Inc. (USA) |
| Reference | Meaning |
|---|---|
| 7435242-5 | 3/2 Design control — primary reference U.S. Government activity |
| 7435242 | D/9 Drawing number reference only U.S. Government activity |
NSN 2990-01-187-2332 is a Pipe,exhaust, manufactured by Cummins Inc., classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-187-2332 has 1 manufacturer part number on file: 7435242-5 (Cummins Inc.).
1 possible match (shared part number, not a government interchangeability claim): 2590-01-245-1541. Verify interchangeability with system specifications before substitution.
Key specifications for 7435242-5: Special Features: THREE TUBES STAINLESS STEEL 3.000 IN OD,0.065 IN. WALL THK;ONE TUBE IS 8.750 IN LG,SECOND TUBE IS 8.870 IN LG,THIRD TUBE IS 26.000 IN LG;ONE COUPING IN; End Item Identification: USED ON CUMMINS DIESEL ENGINE. 0 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.